This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which of the following statements best describes what is happening in a water softening unit? A) ... (Read 60 times)

Ebrown

  • Hero Member
  • *****
  • Posts: 567
on: Aug 27, 2018
Which of the following statements best describes what is happening in a water softening unit?
 
  A) The hard ions in water are exchanged for ions that do not interact as strongly with soaps.
  B) The hard ions are all trapped in the softener, which filets out all the ions.
  C) The ions in the water softener are softened by chemically bonding with sodium.
  D) The sodium is removed from the water, making the water interact less with the soap molecules.
  E) none of the above

Question 2

Which of the following statements describes a cellular activity that happens during both transcription and translation?
 
  A) Nucleotides bind to complimentary bases.
  B) The DNA helix opens up.
  C) Transfer RNA is used to link peptides.
  D) Protein is formed.
  E) none of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

yeungji

  • Sr. Member
  • ****
  • Posts: 319
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

A


Ebrown

  • Member
  • Posts: 567
Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

marict

  • Member
  • Posts: 304
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

The discovery of aquaporins, water channels made of a transmembrane protein. The discovery of aquaporins, water channels made of a transmembrane protein.
The organization of mRNA as a translational unit The organization of mRNA as a translational unit
Waves in Deep and Shallow Water Waves in Deep and Shallow Water
Water Access Water Access
Fat Soluble and Water Soluble Fat-soluble vitamins Fat Soluble and Water Soluble Fat-soluble vitamins
A solution of CsF in water has XCsF = 0.0700. What is the molality? A solution of CsF in water has XCsF = 0.0700. What is the molality?
Video: Oral Hygiene & Braces Animation

For a complete list of videos, visit our video library